/* =========================================================
   SPEC INVESTMENT — English site (specinvestment.pro)
   Brand palette & type extracted from specinvestment.ru
   ========================================================= */

:root{
  --teal:        #0CCEC8;
  --teal-dark:   #066175;
  --ink:         #1B1B1B;
  --ink-2:       #3B3B3B;
  --muted:       #8D8D8D;
  --line:        #EAEAEA;
  --line-2:      #B3B3B3;
  --bg:          #FFFFFF;
  --bg-soft:     #F7F7F7;
  --footer-bg:   #053f4b;          /* deep teal, derived from accent */
  --footer-bg-2: #06303a;

  --container:   1180px;
  --radius:      14px;
  --radius-sm:   10px;
  --shadow:      0 10px 40px rgba(6,97,117,.08);
  --shadow-hover:0 16px 50px rgba(6,97,117,.16);
  --header-h:    78px;

  --grad: linear-gradient(120deg, var(--teal) 0%, var(--teal-dark) 100%);

  --ff: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- reset / base ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0;
  font-family:var(--ff);
  font-weight:300;
  font-size:18px;
  line-height:1.6;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--teal-dark); text-decoration:none; transition:color .2s ease; }
a:hover{ color:var(--teal); }
h1,h2,h3,h4{ color:var(--ink); font-weight:300; line-height:1.15; margin:0 0 .5em; letter-spacing:-.01em; }
h1{ font-size:clamp(2.2rem,5vw,3.6rem); }
h2{ font-size:clamp(1.8rem,3.4vw,2.6rem); }
h3{ font-size:clamp(1.25rem,2vw,1.6rem); }
p{ margin:0 0 1em; }
strong{ font-weight:600; color:var(--ink); }
ul{ margin:0 0 1em; padding-left:1.2em; }
li{ margin:.4em 0; }

/* ---------- layout helpers ---------- */
.container{ width:100%; max-width:var(--container); margin-inline:auto; padding-inline:24px; }
.section{ padding:clamp(56px,8vw,110px) 0; }
.section--soft{ background:var(--bg-soft); }
.section--dark{ background:var(--ink); color:#cfd6d8; }
.eyebrow{
  display:inline-block; font-size:.82rem; font-weight:600; letter-spacing:.18em;
  text-transform:uppercase; color:var(--teal-dark); margin-bottom:14px;
}
.lead{ font-size:clamp(1.05rem,1.6vw,1.35rem); color:var(--ink-2); max-width:60ch; }
.muted{ color:var(--muted); }
.center{ text-align:center; }
.center .lead{ margin-inline:auto; }
.grad-text{
  background:var(--grad); -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; color:transparent;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.55em;
  font-size:.95rem; font-weight:500; line-height:1;
  padding:.95em 1.6em; border-radius:999px; border:1.5px solid transparent;
  cursor:pointer; transition:all .22s ease; white-space:nowrap;
}
.btn svg{ width:16px; height:16px; }
.btn-primary{ background:var(--grad); color:#fff; box-shadow:0 8px 22px rgba(12,206,200,.28); }
.btn-primary:hover{ color:#fff; transform:translateY(-2px); box-shadow:0 12px 30px rgba(12,206,200,.4); }
.btn-outline{ border-color:var(--line-2); color:var(--ink); background:transparent; }
.btn-outline:hover{ border-color:var(--teal-dark); color:var(--teal-dark); background:rgba(12,206,200,.06); }
.btn-light{ background:#fff; color:var(--teal-dark); }
.btn-light:hover{ color:var(--teal-dark); transform:translateY(-2px); }
.btn-row{ display:flex; flex-wrap:wrap; gap:14px; margin-top:30px; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.site-header.is-scrolled{ border-bottom-color:var(--line); box-shadow:0 4px 24px rgba(6,97,117,.06); }
.header-inner{
  display:flex; align-items:center; gap:22px;
  height:var(--header-h);
}
.brand{ display:flex; align-items:center; flex:0 0 auto; }
.brand img{ height:42px; width:auto; }

.main-nav{ margin-left:8px; }
.nav-list{ list-style:none; display:flex; align-items:center; gap:4px; margin:0; padding:0; }
.nav-list > li{ position:relative; }
.nav-list > li > a{
  display:inline-flex; align-items:center; gap:.4em;
  padding:10px 14px; border-radius:8px;
  color:var(--ink); font-size:.96rem; font-weight:400;
}
.nav-list > li > a:hover,
.nav-list > li.is-active > a{ color:var(--teal-dark); background:rgba(12,206,200,.07); }
.nav-list .caret{ width:9px; height:9px; transition:transform .2s ease; opacity:.6; }
.has-dropdown:hover .caret{ transform:rotate(180deg); }

/* dropdown */
.dropdown{
  position:absolute; top:calc(100% + 6px); left:0; min-width:230px;
  background:#fff; border:1px solid var(--line); border-radius:12px;
  box-shadow:var(--shadow); padding:8px; list-style:none; margin:0;
  opacity:0; visibility:hidden; transform:translateY(8px);
  transition:all .2s ease;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown{ opacity:1; visibility:visible; transform:translateY(0); }
.dropdown li{ margin:0; }
.dropdown a{
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  padding:11px 14px; border-radius:8px; color:var(--ink-2); font-size:.93rem; font-weight:400;
}
.dropdown a:hover{ background:var(--bg-soft); color:var(--teal-dark); }
.ext-ic{ width:13px; height:13px; opacity:.45; flex:0 0 auto; }

/* header right cluster */
.header-actions{ margin-left:auto; display:flex; align-items:center; gap:10px; }
.disclosure-link{
  font-size:.82rem; color:var(--muted); padding:6px 4px; line-height:1.2; max-width:140px;
  display:inline-flex; align-items:center; gap:5px;
}
.disclosure-link:hover{ color:var(--teal-dark); }

/* language switch */
.lang-switch{ display:flex; align-items:center; border:1px solid var(--line); border-radius:999px; overflow:hidden; }
.lang-switch a{
  padding:6px 12px; font-size:.82rem; font-weight:600; color:var(--muted); letter-spacing:.04em;
}
.lang-switch a.is-active{ background:var(--grad); color:#fff; }
.lang-switch a:not(.is-active):hover{ color:var(--teal-dark); }

.lk-btn{
  background:var(--grad); color:#fff; font-size:.9rem; font-weight:500;
  padding:.7em 1.25em; border-radius:999px; display:inline-flex; align-items:center; gap:.5em;
  box-shadow:0 6px 18px rgba(12,206,200,.28); transition:all .22s ease;
}
.lk-btn:hover{ color:#fff; transform:translateY(-2px); box-shadow:0 10px 24px rgba(12,206,200,.4); }
.lk-btn svg{ width:15px; height:15px; }

/* burger */
.burger{ display:none; margin-left:6px; width:44px; height:44px; border:none; background:transparent; cursor:pointer; padding:10px; }
.burger span{ display:block; height:2px; background:var(--ink); border-radius:2px; transition:all .25s ease; }
.burger span+span{ margin-top:5px; }
.burger.is-open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative; overflow:hidden;
  background:
    linear-gradient(180deg, rgba(255,255,255,.2) 0%, rgba(247,247,247,.5) 100%),
    url("../img/hero-wave.webp") no-repeat center bottom / cover,
    #fff;
  padding:clamp(70px,11vw,150px) 0 clamp(80px,12vw,160px);
}
.hero::after{
  content:""; position:absolute; right:-120px; top:-120px; width:420px; height:420px;
  background:radial-gradient(circle, rgba(12,206,200,.16), transparent 70%); pointer-events:none;
}
.hero-inner{ position:relative; max-width:760px; }
.hero h1{ margin-bottom:.35em; }
.hero .lead{ color:var(--ink-2); }

/* =========================================================
   GENERIC SECTIONS / GRIDS
   ========================================================= */
.grid{ display:grid; gap:26px; }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.section-head{ max-width:720px; margin-bottom:46px; }
.section-head.center{ margin-inline:auto; }

.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  padding:32px 30px; transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-hover); border-color:transparent; }
.card .ic{
  width:52px; height:52px; border-radius:13px; display:grid; place-items:center;
  background:rgba(12,206,200,.1); margin-bottom:18px;
}
.card .ic svg{ width:26px; height:26px; stroke:var(--teal-dark); }
.card h3{ margin-bottom:.4em; }
.card p{ color:var(--muted); margin-bottom:0; font-size:1rem; }

/* split (text + panel) */
.split{ display:grid; grid-template-columns:1.1fr .9fr; gap:clamp(30px,5vw,70px); align-items:center; }
.split.reverse{ grid-template-columns:.9fr 1.1fr; }
.panel{
  background:var(--grad); color:#fff; border-radius:var(--radius); padding:44px 40px;
  box-shadow:var(--shadow);
}
.panel h3{ color:#fff; }
.panel ul{ list-style:none; padding:0; margin:0; }
.panel li{ display:flex; gap:12px; align-items:flex-start; padding:11px 0; border-bottom:1px solid rgba(255,255,255,.18); }
.panel li:last-child{ border-bottom:none; }
.panel li svg{ width:20px; height:20px; flex:0 0 auto; margin-top:2px; stroke:#fff; }

/* stat / value list */
.feature-list{ list-style:none; padding:0; margin:0; }
.feature-list li{
  display:flex; gap:14px; align-items:flex-start; padding:14px 0; border-bottom:1px solid var(--line);
}
.feature-list li:last-child{ border-bottom:none; }
.feature-list .num{
  flex:0 0 auto; width:34px; height:34px; border-radius:50%; display:grid; place-items:center;
  font-size:.9rem; font-weight:600; color:#fff; background:var(--grad);
}

/* services blocks */
.svc{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
}
.svc-head{ padding:30px 32px 22px; border-bottom:1px solid var(--line); }
.svc-head .lic{ font-size:.82rem; color:var(--muted); margin:0; }
.svc-body{ padding:24px 32px 30px; }
.svc-body ul{ list-style:none; padding:0; margin:0; }
.svc-body li{ display:flex; gap:12px; align-items:flex-start; padding:9px 0; font-size:1rem; }
.svc-body li svg{ width:20px; height:20px; flex:0 0 auto; margin-top:3px; stroke:var(--teal); }

/* doc / tariff buttons */
.doc-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; }
.doc-card{
  display:flex; align-items:center; gap:16px; padding:20px 22px; border:1px solid var(--line);
  border-radius:var(--radius-sm); background:#fff; transition:all .22s ease;
}
.doc-card:hover{ border-color:var(--teal); box-shadow:var(--shadow); transform:translateY(-2px); }
.doc-card .file{
  flex:0 0 auto; width:46px; height:46px; border-radius:11px; display:grid; place-items:center;
  background:rgba(12,206,200,.1);
}
.doc-card .file svg{ width:22px; height:22px; stroke:var(--teal-dark); }
.doc-card b{ display:block; color:var(--ink); font-weight:500; font-size:1rem; }
.doc-card span{ font-size:.82rem; color:var(--muted); }

/* contact cards */
.contact-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:22px; }
.contact-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius); padding:30px 30px;
}
.contact-card .ic{ width:48px;height:48px;border-radius:12px;background:rgba(12,206,200,.1);display:grid;place-items:center;margin-bottom:16px;}
.contact-card .ic svg{ width:24px;height:24px;stroke:var(--teal-dark); }
.contact-card h3{ font-size:1.15rem; }
.contact-line{ display:flex; flex-direction:column; gap:4px; margin-top:8px; }
.contact-line a{ font-size:1.1rem; color:var(--ink); font-weight:400; }
.contact-line a:hover{ color:var(--teal-dark); }
.contact-line small{ color:var(--muted); font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; }

.map-wrap{ margin-top:50px; border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); box-shadow:var(--shadow); }
.map-wrap iframe{ display:block; width:100%; height:440px; border:0; filter:grayscale(.15); }

/* CTA band */
.cta-band{ background:var(--grad); color:#fff; border-radius:var(--radius); padding:clamp(36px,5vw,60px); text-align:center; }
.cta-band h2{ color:#fff; }
.cta-band p{ color:rgba(255,255,255,.9); max-width:52ch; margin-inline:auto; }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{ background:var(--footer-bg); color:rgba(255,255,255,.72); font-size:.92rem; }
.footer-top{ padding:64px 0 44px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1.2fr; gap:40px; }
.footer-brand img{ height:96px; width:auto; margin-bottom:18px; }
.footer-brand p{ color:rgba(255,255,255,.6); font-size:.9rem; max-width:34ch; }
.footer-col h4{ color:#fff; font-size:.8rem; letter-spacing:.14em; text-transform:uppercase; font-weight:600; margin-bottom:18px; }
.footer-col ul{ list-style:none; padding:0; margin:0; }
.footer-col li{ margin:0 0 11px; }
.footer-col a{ color:rgba(255,255,255,.72); font-size:.93rem; display:inline-flex; align-items:center; gap:7px; }
.footer-col a:hover{ color:var(--teal); }
.footer-contact a{ color:#fff; }
.footer-contact .row{ margin-bottom:14px; }
.footer-contact small{ display:block; color:rgba(255,255,255,.5); font-size:.76rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:2px; }

.footer-legal{ border-top:1px solid rgba(255,255,255,.12); padding:30px 0 40px; }
.footer-legal .legal-line{ color:rgba(255,255,255,.62); font-size:.82rem; margin-bottom:14px; }
.footer-legal .disclaimer{ color:rgba(255,255,255,.42); font-size:.76rem; line-height:1.65; margin-bottom:0; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,.12); padding:20px 0; }
.footer-bottom .container{ display:flex; flex-wrap:wrap; gap:14px 26px; align-items:center; justify-content:space-between; }
.footer-bottom .copy{ color:rgba(255,255,255,.55); font-size:.82rem; }
.footer-bottom nav{ display:flex; flex-wrap:wrap; gap:18px; }
.footer-bottom nav a{ color:rgba(255,255,255,.62); font-size:.82rem; }
.footer-bottom nav a:hover{ color:var(--teal); }

/* =========================================================
   PAGE HEADER (interior pages)
   ========================================================= */
.page-hero{
  background:
    linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%),
    #fff;
  padding:clamp(48px,7vw,90px) 0 clamp(40px,6vw,70px);
  border-bottom:1px solid var(--line);
}
.breadcrumb{ font-size:.85rem; color:var(--muted); margin-bottom:16px; }
.breadcrumb a{ color:var(--muted); }
.breadcrumb a:hover{ color:var(--teal-dark); }
.breadcrumb span{ color:var(--ink-2); }

/* =========================================================
   MOBILE
   ========================================================= */
.mobile-overlay{ display:none; }
.mobile-nav{ display:none; }

@media (max-width:1000px){
  .main-nav, .header-actions .disclosure-link, .header-actions .lk-btn span{ display:none; }
  .burger{ display:block; }
  .header-actions{ gap:8px; }

  /* mobile drawer */
  .mobile-nav{
    display:block;
    position:fixed; inset:var(--header-h) 0 0 auto; width:min(360px,86vw);
    background:#fff; box-shadow:-20px 0 60px rgba(0,0,0,.16); z-index:99;
    transform:translateX(100%); transition:transform .3s ease; overflow-y:auto; padding:20px;
  }
  .mobile-nav.is-open{ transform:translateX(0); }
  .mobile-overlay{ display:block; position:fixed; inset:0; background:rgba(20,30,32,.4); opacity:0; visibility:hidden; transition:opacity .3s ease; z-index:98; }
  .mobile-overlay.is-open{ opacity:1; visibility:visible; }
  .mobile-nav ul{ list-style:none; padding:0; margin:0; }
  .mobile-nav > ul > li{ border-bottom:1px solid var(--line); }
  .mobile-nav a{ display:block; padding:14px 8px; color:var(--ink); font-size:1.05rem; }
  .mobile-nav .sub a{ padding-left:24px; font-size:.98rem; color:var(--ink-2); }
  .mobile-nav .m-foot{ margin-top:22px; display:flex; flex-direction:column; gap:12px; }
  .mobile-nav .lang-switch{ align-self:flex-start; }
}

@media (max-width:860px){
  body{ font-size:17px; }
  .grid-3{ grid-template-columns:1fr; }
  .grid-2{ grid-template-columns:1fr; }
  .split, .split.reverse{ grid-template-columns:1fr; }
  .doc-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:34px; }
  .footer-bottom .container{ justify-content:flex-start; }
}

@media (max-width:480px){
  .container{ padding-inline:18px; }
  .brand img{ height:36px; }
}